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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ | 5 #ifndef CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ |
6 #define CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ | 6 #define CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
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114 int routing_id, | 114 int routing_id, |
115 int main_frame_routing_id, | 115 int main_frame_routing_id, |
116 bool swapped_out, | 116 bool swapped_out, |
117 bool hidden); | 117 bool hidden); |
118 | 118 |
119 // Returns the existing RenderViewHost for a new RenderFrameHost. | 119 // Returns the existing RenderViewHost for a new RenderFrameHost. |
120 // There should always be such a RenderViewHost, because the main frame | 120 // There should always be such a RenderViewHost, because the main frame |
121 // RenderFrameHost for each SiteInstance should be created before subframes. | 121 // RenderFrameHost for each SiteInstance should be created before subframes. |
122 RenderViewHostImpl* GetRenderViewHost(SiteInstance* site_instance); | 122 RenderViewHostImpl* GetRenderViewHost(SiteInstance* site_instance); |
123 | 123 |
124 // Keeps track of which RenderFrameHosts are using each RenderViewHost. When | 124 // Keeps track of which RenderFrameHosts and RenderFrameProxyHosts are using |
125 // the number drops to zero, we call Shutdown on the RenderViewHost. | 125 // each RenderViewHost. When the number drops to zero, we call Shutdown on |
126 void RegisterRenderFrameHost(RenderFrameHostImpl* render_frame_host); | 126 // the RenderViewHost. |
127 void UnregisterRenderFrameHost(RenderFrameHostImpl* render_frame_host); | 127 void AddRenderViewHostRef(RenderViewHostImpl* render_view_host); |
| 128 void ReleaseRenderViewHostRef(RenderViewHostImpl* render_view_host); |
128 | 129 |
129 // This is only meant to be called by FrameTreeNode. Triggers calling | 130 // This is only meant to be called by FrameTreeNode. Triggers calling |
130 // the listener installed by SetFrameRemoveListener. | 131 // the listener installed by SetFrameRemoveListener. |
131 void FrameRemoved(FrameTreeNode* frame); | 132 void FrameRemoved(FrameTreeNode* frame); |
132 | 133 |
133 // Updates the overall load progress and notifies the WebContents. | 134 // Updates the overall load progress and notifies the WebContents. |
134 void UpdateLoadProgress(); | 135 void UpdateLoadProgress(); |
135 | 136 |
136 // Returns this FrameTree's total load progress. | 137 // Returns this FrameTree's total load progress. |
137 double load_progress() { return load_progress_; } | 138 double load_progress() { return load_progress_; } |
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184 | 185 |
185 // Overall load progress. | 186 // Overall load progress. |
186 double load_progress_; | 187 double load_progress_; |
187 | 188 |
188 DISALLOW_COPY_AND_ASSIGN(FrameTree); | 189 DISALLOW_COPY_AND_ASSIGN(FrameTree); |
189 }; | 190 }; |
190 | 191 |
191 } // namespace content | 192 } // namespace content |
192 | 193 |
193 #endif // CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ | 194 #endif // CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ |
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